<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>使用js创建虚拟DOM</title>
</head>
<body>

        <!-- 准备好一个容器 -->
        <div id="test"></div>
    
        <!-- 先引入react核心库 -->
        <script src="../js/react.development.js"></script>
        <!-- 才能引入react-dom，用于支持react操作DOM -->
        <script src="../js/react-dom.development.js"></script>
    
        <script type="text/javascript"> 
            // 1.创建虚拟DOM
        //    const VDOM = React.createElement('h1',{id:'title'},'Hello React')
           const VDOM = React.createElement('h1',{id:'test'},React.createElement('span',{},'Hello, React'));
            // 2.渲染虚拟DOM到页面
            ReactDOM.render(VDOM,document.getElementById('test'));
         
        </script>

</body>
</html>